Short Order (6333 W 3rd St.; 323.761.7970) opens this Friday at the Farmers Market at The Grove. At 5 pm head to the rustic two-story farmhouse on the Third Street side of the market. They have a walk-up burger window for those of you in a rush. If you have more time on your hands, grab a spot in the dining room upstairs. Besides burgers, there are custard shakes, pies and chocolate chip cookies. As for the burger, there are a few topping options, like mushrooms, bacon, cheese and your patty an be created from lamb, tuna, turkey or pork. Talk about options.